<?php
/**
 * 公用方法
 */

if (!function_exists('handle0')) {
    function handle0($str)
    {
        return rtrim(rtrim($str, '0'), '.');
    }
}

if (!function_exists('buling0')) {
    function buling0($str)
    {
        if (str_exists($str, '.')) {
            if (strlen(strstr($str, ".")) == 2) {
                return $str . '0';
            } else {
                return $str;
            }
        }
        return $str . '.00';
    }
}

if (!function_exists('str_exists')) {
    /**
     * 查询字符是否存在于某字符串 *
     * @param $haystack 字符串
     * @param $needle   要查找的字符
     * @return bool
     */
    function str_exists($haystack, $needle): bool
    {
        return !(strpos($haystack, $needle) === false);
    }
}

if (!function_exists('random_str')) {
    function random_str($length = 32)
    {
        return bin2hex(random_bytes($length / 2));
    }
}

if (!function_exists('httpRequest')) {
    /**
     * CURL请求
     * @param $url 请求url地址
     * @param $method 请求方法 get post
     * @param null $postfields post数据数组
     * @param array $headers 请求header信息
     * @param bool|false $debug 调试开启 默认false
     * @return mixed
     */
    function httpRequest($url, $method, $postfields = null, $headers = array(), $debug = false)
    {
        $method = strtoupper($method);
        $ci = curl_init();
        /* Curl settings */
        curl_setopt($ci, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
        curl_setopt($ci, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows NT 6.2; WOW64; rv:34.0) Gecko/20100101 Firefox/34.0");
        curl_setopt($ci, CURLOPT_CONNECTTIMEOUT, 60); /* 在发起连接前等待的时间，如果设置为0，则无限等待 */
        curl_setopt($ci, CURLOPT_TIMEOUT, 7); /* 设置cURL允许执行的最长秒数 */
        curl_setopt($ci, CURLOPT_RETURNTRANSFER, true);
        switch ($method) {
            case "POST":
                curl_setopt($ci, CURLOPT_POST, true);
                if (!empty($postfields)) {
                    $tmpdatastr = is_array($postfields) ? http_build_query($postfields) : $postfields;
                    curl_setopt($ci, CURLOPT_POSTFIELDS, $tmpdatastr);
                }
                break;
            default:
                curl_setopt($ci, CURLOPT_CUSTOMREQUEST, $method); /* //设置请求方式 */
                break;
        }
        $ssl = preg_match('/^https:\/\//i', $url) ? true : false;
        curl_setopt($ci, CURLOPT_URL, $url);
        if ($ssl) {
            curl_setopt($ci, CURLOPT_SSL_VERIFYPEER, false); // https请求 不验证证书和hosts
            curl_setopt($ci, CURLOPT_SSL_VERIFYHOST, false); // 不从证书中检查SSL加密算法是否存在
        }
        //curl_setopt($ci, CURLOPT_HEADER, true); /*启用时会将头文件的信息作为数据流输出*/
        //curl_setopt($ci, CURLOPT_FOLLOWLOCATION, 1);
        curl_setopt($ci, CURLOPT_MAXREDIRS, 2);/*指定最多的HTTP重定向的数量，这个选项是和CURLOPT_FOLLOWLOCATION一起使用的*/
        curl_setopt($ci, CURLOPT_HTTPHEADER, $headers);
        curl_setopt($ci, CURLINFO_HEADER_OUT, true);
        /*curl_setopt($ci, CURLOPT_COOKIE, $Cookiestr); * *COOKIE带过去** */
        $response = curl_exec($ci);
        $requestinfo = curl_getinfo($ci);
        $http_code = curl_getinfo($ci, CURLINFO_HTTP_CODE);
        if ($debug) {
            echo "=====post data======\r\n";
            var_dump($postfields);
            echo "=====info===== \r\n";
            print_r($requestinfo);
            echo "=====response=====\r\n";
            print_r($response);
        }
        curl_close($ci);
        return $response;
        //return array($http_code, $response,$requestinfo);
    }
}
